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InnoReviews

OPPO Find X8 Ultra vs REDMI K90 Max

WINNER
OPPO Find X8 Ultra
73.5Inno Score
VS
REDMI K90 Max
69.2Inno Score
84Performance64.4
56.7Display79.4
71.5Camera43.4
83.5Battery83.2
60Features86.7
4 spec wins — OPPO Find X8 Ultra5 spec wins — REDMI K90 Max

InnoReviews verdict

OPPO Find X8 Ultra wins this phone face-off, 73.5 to 69.2, pulling ahead mainly in camera (+28) and performance (+20). REDMI K90 Max still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO Find X8 Ultra

  • Stronger performance score: 84 vs 64
  • Stronger camera score: 72 vs 43
  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 60% higher Front camera: 32 MP vs 20 MP
  • 14% higher Pixel density: 510 ppi vs 447 ppi

Reasons to pick the REDMI K90 Max

  • Stronger display score: 79 vs 57
  • Stronger features score: 87 vs 60
  • 119% higher Peak brightness: 3,500 nits vs 1,600 nits
  • 40% higher capacity: 8,550 mAh vs 6,100 mAh
  • 38% higher Refresh rate: 165 Hz vs 120 Hz

Display

Display comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
Screen size6.82 ″6.83 ″
Panel typeAMOLEDAMOLED
Resolution3168x14401280x2772
Pixel density510 ppi+14%447 ppi
Refresh rate120 Hz165 Hz+38%
Peak brightness1,600 nits3,500 nits+119%

Performance

Performance comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
ChipsetSnapdragon 8 EliteMediaTek Dimensity 9500
AnTuTu3,068,318—
RAM (max)16 GB16 GB
Storage options256GB / 512GB / 1TB256/512GB/1TB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
Main camera50 MP50 MP
Main aperturef/1.8f/1.68
Ultra-wide50 MP+525%8 MP
Telephoto50 MP—
Optical zoom6 x—
Max video4K@120fps8K@30fps
Front camera32 MP+60%20 MP
OISYesYes

Battery

Battery comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
Capacity6,100 mAh8,550 mAh+40%
Wired charging100 W100 W
Wireless charging50 W—

Design

Design comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
Weight226 g227 g
Thickness8.8 mm8.2 mm+7%
IP ratingIP68/IP69IP66/IP68/IP69
Frame materialAluminum—

Connectivity

Connectivity comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-CUSB-C
eSIM—No

Software

Software comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
OS at launchAndroid 15 (ColorOS 15)Android 16 (HyperOS 3)

Audio

Audio comparison: OPPO Find X8 Ultra versus REDMI K90 Max
SpecOPPO Find X8 UltraREDMI K90 Max
Stereo speakers—Yes
3.5mm jackNo—

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